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Test Name:
Glutarylcarnitine, Quantitative, Urine
- SBMF No:
44777 - Performance Lab Name:
ARUP Laboratories - Test Mnemonic:
C5DC - ABN:
Not required - CPT Code:
82017 - Ref Lab Test No:
2001510 - Spec Type:
Urine, random
First-morning urine is preferred - Spec Container:
Plastic container with screw-top cap - Pref Vol:
2.5 mL - Min Vol:
0.5 mL - Patient Prep:
Complete a "Patient History for Biochemical Genetics" form - Spec Collect:
Routine random urine collection - Spec Process:
Immediately mix urine collection well and freeze
Avoid dilute urine when possible
Clinical information is needed for appropriate interpretation
Additional required information includes age, gender, diet (e.g. TPN therapy), drug therapy, and family history
"Patient History for Biochemical Genetics" form is available on ARUP Web site or by contacting SBMF Client Services - Spec Store Transport:
Frozen - Spec Stability:
Room temperature (20-30°C): Unacceptable
24 hours refrigerated (2-8°C)
1 month frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Reject:
Samples that have been through more than 1 freeze/thaw cycle - Spec Remarks:
CRITICAL FROZEN – Separate samples must be submitted when multiple tests are ordered - Methodology:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) - Reference Range:
- Glutarylcarnitine, Urine
- Reports include age appropriate reference interval.
- Interpretive Data:
- If patient is receiving carnitine supplements, results may not be informative. Clinical correlation is recommended for interpretation of the result.
- Day Run:
Fri - Time Reported:
5-12 days - Test Type:
CHEMISTRY
